Winni Siti Nuraini, siti nurkamilah, De Budi Irwan Taofik. PENGARUH MODEL PROBLEM BASED LEARNING TERHADAP KEMAMPUAN BERPIKIR KRITIS SISWA PADA KONSEP PENCEMARAN LINGKUNGAN DI SMAN 17 GARUT. JLS [Internet]. 2024 Aug. 28 [cited 2025 Aug. 15];3(1):37-43. Available from: https://journal.institutpendidikan.ac.id/index.php/LSciences/article/view/1738